Stash field value from user's last accessed record in the app

Summary Setup: A table parent table having a Many-2-One relationship with a child table Situation: I'm on a parent record and about to create a child from it. Request: On the child I want a relational field with a variable filter, that depends not on a value in another child-field but on a value (in this case a type-setting) from the parent record. Basic Example Here an example with various properties linked to cities, regions or countries Parent table: PLACES with type-field containing the following choices: Country, region, city, island, sea area, lake, mountain etc. Child table: PROPERTIES with a reference-field pointing to places and a lookup-reference to a hidden table called CHOICES. Choice table demo setup: Fields and content | Scope | Property | Unit | | --- | --- | --- | | Country | Inhabitants | Persons | | Region | Inhabitants | Persons | | City | Inhabitants | Persons | | Island | Coastline | Kilometers | | Lake | Coastline | Kilometers |…